In a survey, 22 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $38 and standard deviation of $20. Estimate how much a typical parent would spend on their child's birthday gift (use a 80% confidence level). Give your answers to one decimal place. Provide the point estimate and margin or error.

In a survey, 22 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $38 and standard deviation of $20. Estimate how much a typical parent would spend on their child's birthday gift (use a 80% confidence level). Give your answers to one decimal place. Provide the point estimate and margin or error.

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MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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